<%@page import="com.study.lession.contant.Constants"%>
<%@page import="com.study.lession.domain.LessionTeacherInfo"%>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%
	Object teacher = session.getAttribute(Constants.SESSION_KEY);
	if( null == teacher ) {
		request.setAttribute("msg", "回话已过期或未登录，请重新登录");
		request.getRequestDispatcher("../loginteacher.jsp").forward(request, response);
		return;
	}
	
	LessionTeacherInfo sessionteacherInfo = (LessionTeacherInfo)teacher;
	
%>